/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.core.stats;
import static javax.jcr.query.Query.JCR_SQL2;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.jackrabbit.stats.QueryStatCore;
import org.apache.jackrabbit.stats.QueryStatImpl;
import org.apache.jackrabbit.test.AbstractJCRTest;
/**
* Query stats test cases.
*/
public class QueryStatCoreTest extends AbstractJCRTest {
private QueryStatCore queryStat;
private AtomicLong token = new AtomicLong(System.currentTimeMillis());
protected void setUp() throws Exception {
super.setUp();
queryStat = new QueryStatImpl();
queryStat.setEnabled(true);
}
protected void tearDown() throws Exception {
super.tearDown();
}
private void runRandomQuery() throws Exception {
String sql = "SELECT * FROM [nt:unstructured] as t where CONTAINS(t, '"
+ token.getAndIncrement() + "') ";
queryStat.logQuery(JCR_SQL2, sql, 5);
}
public void testPopularQuery() throws Exception {
int size = 15;
queryStat.setPopularQueriesQueueSize(size);
// test clear
runRandomQuery();
queryStat.clearPopularQueriesQueue();
assertEquals(0, queryStat.getPopularQueries().length);
// test run one
queryStat.clearPopularQueriesQueue();
runRandomQuery();
assertEquals(1, queryStat.getPopularQueries().length);
// run more than max size
queryStat.clearPopularQueriesQueue();
for (int i = 0; i < size + 5; i++) {
runRandomQuery();
}
assertEquals(size, queryStat.getPopularQueries().length);
// test shrink
int newSize = 5;
queryStat.setPopularQueriesQueueSize(newSize);
assertEquals(newSize, queryStat.getPopularQueries().length);
}
}